¾ cup (180 grams) warm water (105°F/41°C to 110°F/43°C)
1 teaspoon (4 grams) almond extract
Instructions
In the bowl of a stand mixer fitted with the paddle attachment, beat confectioners’ sugar and meringue powder at low speed until combined. Slowly add ¾ cup (180 grams) warm water and almond extract, beating until fluid, about 1 minute. Increase mixer speed to medium, and beat until stiff, 4 to 5 minutes. Store in an airtight container for up to 3 days.
Recipe by Bake from Scratch at https://staging.bakefromscratch.com/royal-icing/